ENS 40661

v t e ENS Event
19:30 Apr 9, 2004
Title	Offsite Notification of Chemical Spill
Event Description	On 419/04 at 1230 hours0.0142 days <br />0.342 hours <br />0.00203 weeks <br />4.68015e-4 months <br />, Energy Northwest contacted Washington State Emergency Management Division (1-800-258-5990) to report a spill of pHreeGuard-4500 (a water treatment scale inhibitor) at the Columbia Generating Station Circulating Water Pump House. Washington State Emergency Management Division assigned Incident No. 04-0721 to this report. It is estimated as much as 60 gallons of the water treatment chemical could have been released to the concrete tank pedestal, asphalt apron, and adjoining soil over a period of several hours from a leaking expansion joint at the tank outlet. The leak was detected at about 0830 hrs. The leaking material is captured and redirected to the Circulating water basin. Washington State Emergency Management Division is relaying the information to the on-call responder in the Washington State Department of Ecology's Central Region Office. This event is being reported under 10 CFR 50.72 (b)(2)(xi), any event or situation, related to the health and safety of the public or on-site personnel, or protection if the environment, for which a news release is planned or notification to other government agencies has been or will be made. The Licensee notified the NRC Resident Inspector.

ENS 40661 +/-
Where
Columbia Washington (NRC Region 4)
Reporting

10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release
Time - Person (Reporting Time:+-2.27 h-0.0946 days <br />-0.0135 weeks <br />-0.00311 months <br />)
Opened:	Darin Rodabaugh 17:14 Apr 9, 2004
NRC Officer:	Bill Gott
Last Updated:	Apr 9, 2004
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v • d • e

v t e Emergency Notification System
Columbia with 10 CFR 50.72(b)(2)(xi), Notification to Government Agency or News Release
WEEKMONTHYEAR2025-08-15T23:26:00 [Table view]
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